Title: CA $616 Cheap Flights from Ontario (ONT) to Dublin (DUB) - Expedia.ca ![Moment RF](https://images.trvl-media.com/place/1069/6b465f6b-4c05-4ac8-bce6-22ba33b97f11.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://images.trvl-media.com/place/1069/6b465f6b-4c05-4ac8-bce6-22ba33b97f11.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # CA $616 Cheap Flights from Ontario (ONT) to Dublin (DUB) [View CA $616 flight on Sat, Feb 28, 2026](https://expedia.ca/Flights-Search?trip=oneway&leg1=from:ONT,to:DUB,departure:28/02/2026TANYT&passengers=children:0,adults:1,seniors:0,infantinlap:N&mode=search&options=sortby:price&paandi=true&flp=mdl:flights-flex-module,price:615.92&airProductToken=AQp_Cj4Iy5gBEgQ2Mzc2GK6bASDgXCi8t4YDMLS5hgM4TkAAWAFqBUxJR0hUcghOTFg3OVNCQXoKCMSYARIENjM3Ngo9CMuYARIENjAyMxjgXCCDDSjqv4YDMLHDhgM4TkABWAFqBUxJR0hUcghOTFg3OVNCQXoKCMSYARIENjAyMxIKCAEQARgBKgJLTBgBIgQIARABKAIoAygEMA0) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Dublin Airport (DUB) - ![American Airlines](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AA.svg) American Airlines [](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:DUB,departure:20/12/2025TANYT&leg2=from:DUB,to:ONT,departure:27/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AA"}}]) - ![British Airways](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_BA.svg) British Airways [](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:DUB,departure:20/12/2025TANYT&leg2=from:DUB,to:ONT,departure:27/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"BA"}}]) - ![United](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_UA.svg) United [](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:DUB,departure:20/12/2025TANYT&leg2=from:DUB,to:ONT,departure:27/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"UA"}}]) - ![Iberia](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_IB.svg) Iberia [](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:DUB,departure:20/12/2025TANYT&leg2=from:DUB,to:ONT,departure:27/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"IB"}}]) - ![Delta](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_DL.svg) Delta [](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:DUB,departure:20/12/2025TANYT&leg2=from:DUB,to:ONT,departure:27/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"DL"}}]) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:DUB,departure:20/12/2025TANYT&leg2=from:DUB,to:ONT,departure:27/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![KLM](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_KL.svg) KLM [](https://www.expedia.ca/Flights-Search?leg1=from:ONT,to:DUB,departure:20/12/2025TANYT&leg2=from:DUB,to:ONT,departure:27/12/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"KL"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) ## Cheap flights from Ontario (ONT) to Dublin (DUB) Prices were available within the past 7 days and start at CA $616 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply. All deals One way Roundtrip ## Find the cheapest month to fly from Ontario (ONT) to Dublin (DUB) ### November is typically the cheapest month to fly From CA $678 - CA $1,459 per traveller. __Flight from Ontario to Dublin (ONT - DUB) route information__ | Origin airport | Los Angeles - Ontario Intl. | | ------------------- | --------------------------- | | Destination airport | Dublin | | Distance | 8216 km | ## Los Angeles to Dublin Flights **The easy way to book your flights from Ontario to Dublin** With Expedia, it’s simple to find and book flights to Dublin from Ontario whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 11 airlines that cover this route. There are nonstop flights to Dublin, too. Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ontario to Dublin today, tomorrow, or this week. **Save dollars with cheap flights from Los Angeles - Ontario Intl., ONT to Dublin, DUB** Sort your search results by price to find great deals on your flight from Ontario to Dublin—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Dublin from Ontario currently is just rising to . Here are more money-saving tips: - Fly in when flight prices are normally at their lowest - Book about a month to 6 weeks before you travel for the best prices to Dublin - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! **Reasons to choose Expedia for your flight to Dublin from Ontario** Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Dublin with Expedia today. ## Frequently asked questions ### How much is a flight from Ontario Airport to DUB? ### Do I need to pay a cancellation fee if I cancel my flight from ONT to DUB? ### How do I find cheap flights from ONT to Dublin Airport that have flexible change policies? ### How far is the flight from Los Angeles - Ontario Intl. Airport (ONT) to DUB? ### Which airlines fly direct from Los Angeles - Ontario Intl. Airport (ONT) to Dublin Airport? ### Are Los Angeles - Ontario Intl. Airport (ONT) to DUB flight tickets cheaper when they're purchased at the last minute? ## Explore a world of travel with Expedia \*Available to Expedia members.